Coach Theo Marsh in his gym

Personal trainer · London and online

The only trainer you will ever need.

Training that adapts to your life.

I help busy people get results they can keep, with structured training, clear progression and honest tracking, without building their whole life around the gym.

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years of one-on-one coaching

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clients coached in person and online

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coaching formats to fit your week

The approach

Most people don't need more information. They need a system they can actually follow.

Theo Marsh

Strength coach, 12 years of one-on-one coaching

The method

A system that builds.

Good coaching does not start with an exercise. It starts with an honest assessment, a clear plan and a system that adapts over time.

Progress with the least complication.

No exercises swapped just to look interesting. No sessions added just because they can be.

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Who it is for

For people who want to train smart.

Most of my clients are busy professionals and recreational lifters who want to be stronger, look better, feel better and stay active for the long run.

First time in a gymBack after a breakStuck on a plateauAfter an injury

For people walking into a gym for the very first time, who want to learn to train properly and safely.

“I had never set foot in a gym. Now I look forward to every single session.”

Daniel O.

Coaching

Choose how we work.

Every plan has the same foundation: a structured program, clear explanations and tracking that shows what is working. They differ in how much guidance you need.

In person

1:1 Coaching

$320

/ 4 weeks

Up to 12 in-person sessions per block, with a program built and adjusted for you.

Training + nutrition

Complete Coaching

$420

/ 4 weeks

Everything in 1:1 Coaching plus individual nutrition coaching and weekly check-ins.

Remote

Online Coaching

$380

/ 12 weeks

A personal program for your equipment and schedule, with check-ins and adjustments.

One-off

Single Session

$45

/ session

A session for technique, a second opinion or a specific problem you want solved.

Not sure where to start?

Find your coaching.

Two quick questions and you'll know which plan fits your goal, schedule and training style.

How do you want to train?

Results

Every result starts with a decision.

Lasting results come from doing ordinary things unusually well, week after week, whatever your motivation says that day.

Reviews

What clients say.

Real words from people who trained with me, in person and online.

„The best coach in the city, and probably beyond. He listens, explains everything and the results speak for themselves.”
HP
Hannah PriceComplete Coaching
01 / 06
  • Train smart

  • Stay consistent

  • Enjoy the process

  • Keep going

Apply

Ready to train with a clear plan?

Fill in a short application and check availability. I reply within two working days.

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